After a wild first week, Wimbledon is taking its traditional break before resuming Monday, when all 32 remaining men and women are scheduled to play.
After Sunday's day off, Monday's fourth round will include defending champion Serena Williams against Maria Sharapova in a rematch of the 2004 final won by the Russian, and former No. 1s Kim Clijsters and Justine Henin meeting for the 25th time.
Roger Federer seeks a record-tying seventh championship at the All England Club and will face 16th-seeded Jurgen Melzer. American Sam Querrey, at 22 the youngest man left, plays Andy Murray, who hopes to become the first British male champion at Wimbledon since 1936.
Also in action Monday: 2008 champion Rafael Nadal and three-time finalist Andy Roddick.